pointer/hw: extend cursor swapchain to 3

otherwise on some commits we draw twice and we draw over the front buffer
This commit is contained in:
Vaxry 2024-07-22 19:05:24 +02:00
parent e8374e0792
commit f17f8b219c

View file

@ -373,7 +373,10 @@ SP<Aquamarine::IBuffer> CPointerManager::renderHWCursorBuffer(SP<CPointerManager
auto options = state->monitor->cursorSwapchain->currentOptions();
options.size = maxSize;
options.length = 2;
// TODO: this is a band-aid. If the current cursor image has not yet been committed (no rendering has yet been done)
// we should revert the swapchain and avoid rendering to the front buffer.
// as a band-aid, extend the swapchain to 3 as we sometimes double-render on a cursor shape change.
options.length = 3;
options.scanout = true;
options.cursor = true;
options.multigpu = state->monitor->output->getBackend()->preferredAllocator()->drmFD() != g_pCompositor->m_iDRMFD;